Integral: Can anyone tell where does -2/5 came from?
Can anyone tell where does -2/5 came from? pleaaaaase
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93 | 207 | By Anonymous (not verified) 2 years 8 months ago |
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Unanswered Posts
Design a rod and beam,with given stresses.
Hello all guys ! Can somebody please explain me how to solve this problem,i got exam which is coming closer and closer with every single day.Probably the problem will be easy for you,but I am new to this science (3-th semester in uni,and this things are new to me)So here is the task,from the exam.
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DE: $(x²+4) y' + 3 xy = x$
(x²+4) y' + 3 xy = x
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Book value at the end of 3 years using SOYD
The first cost of a certain machine is P90,000. After 8 years it will have a salvage value of P18,000. Compute the book value at the end of 3 years by using the sum of the years digit method.
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Enginnering Mechanics/Statics/Friction
Can anyone answer this?
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Fluid mechanics
A hollow sphere 6 in inside diameter is rotated on a cable at 100 rpm. If the cable is 6 ft long and makes an angle of 30 degrees with the horizontal, what is the pressure in the center of the sphere if it is full of water? what is the equivalent specific weight at that point?
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Engineering Mechanics
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DE
y' = (x + xy^2)/4y
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Need this badly today
turbine is rotating at a constant speed of 2,400rev/min. at what constant rate, in radians/s2, must its motion be retarted to bring it to rest;
a. In 20 mins.
b. In 300 revolutions
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